1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176 |
2x
1x
2x
4x
1784x
1784x
100x
100x
100x
100x
200x
100x
100x
100x
100x
100x
100x
1x
1x
100x
282x
100x
100x
2x
1x
1x
1x
1x
2x
| import update from 'immutability-helper'
import actions from './actions'
import { replaceEntry } from './utils'
const crudActionTypes = [
'CANCEL_LOADING',
'CREATE',
'DELETE',
'FETCH_INDEX',
'FETCH_SINGLE',
'MERGE_CHANGES',
'SET_CHANGES',
'UPDATE',
]
export function actionsIncludingCrud(prefix, actionTypes = []) {
return actions(prefix, [...crudActionTypes, ...actionTypes])
}
/**
* The default CRUD state for reducers, to be used in combination with crudReducer.
*
* Just spread this inside the default state of the reducer, like so:
*
* state = {
* ...crudState,
* spaghetti: [],
* sauceSpiciness: 9001,
* }
*
*/
export const crudState = {
changes: {},
errors: [],
filters: {},
loading: {
create: false,
delete: false,
index: false,
single: false,
update: false,
},
index: [],
meta: {},
single: {},
}
export const configureCrudReducer = extractors => (state, action, t) => {
const { payload, type } = action
switch (type) {
case t.CREATE:
return update(state, {
loading: {
create: { $set: true },
},
})
case t.CREATE_SUCCESS:
return update(state, {
loading: {
create: { $set: false },
},
changes: { $set: {} },
errors: { $set: [] },
single: { $set: extractors.single(action, state) },
})
case t.CREATE_FAILURE:
return update(state, {
loading: {
create: { $set: false },
},
errors: { $set: extractors.error(action, state) },
})
case t.DELETE:
return update(state, {
loading: {
delete: { $set: true },
},
})
case t.DELETE_SUCCESS:
case t.DELETE_FAILURE:
return update(state, {
loading: {
delete: { $set: false },
},
})
case t.FETCH_INDEX:
return update(state, {
filters: { $set: payload || {} },
loading: {
index: { $set: true },
},
})
case t.FETCH_INDEX_SUCCESS:
return update(state, {
loading: {
index: { $set: false },
},
index: { $set: extractors.index(action, state) },
meta: { $set: extractors.meta(action, state) },
})
case t.FETCH_INDEX_FAILURE:
return update(state, {
loading: {
index: { $set: false },
},
})
case t.FETCH_SINGLE:
return update(state, {
loading: {
single: { $set: true },
},
})
case t.FETCH_SINGLE_SUCCESS:
return update(state, {
loading: {
single: { $set: false },
},
single: { $set: extractors.single(action, state) },
})
case t.FETCH_SINGLE_FAILURE:
return update(state, {
loading: {
single: { $set: false },
},
})
case t.MERGE_CHANGES:
return update(state, {
changes: { $merge: action.payload },
})
case t.SET_CHANGES:
return update(state, {
changes: { $set: action.payload },
})
case t.UPDATE:
return update(state, {
loading: {
update: { $set: true },
},
})
case t.UPDATE_SUCCESS:
return update(state, {
loading: {
update: { $set: false },
},
changes: { $set: {} },
errors: { $set: [] },
index: { $apply: replaceEntry(extractors.single(action, state)) },
single: { $set: extractors.single(action, state) },
})
case t.UPDATE_FAILURE:
return update(state, {
loading: {
update: { $set: false },
},
errors: { $set: extractors.error(action, state) },
})
default:
return state
}
}
export const defaultExtractors = {
index: action => action.payload,
meta: () => ({}),
error: action => action.payload,
single: action => action.payload,
}
export const crudReducer = configureCrudReducer(defaultExtractors)
|